Home / 152,980,969.80-229,471,454.70-122,747,881.80

Finding the Fourth Proportional to 152,980,969.80, 229,471,454.70 and 122,747,881.80

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Solution

The fourth proportional to 152,980,969.80, 229,471,454.70 and 122,747,881.80 is: 184,121,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,980,969.80 : 229,471,454.70 = 122,747,881.80 : x
  2. Step 2: Convert to fraction form
    152,980,969.80/229,471,454.70 = 122,747,881.80/x
  3. Step 3: Cross multiply
    152,980,969.80x = 229,471,454.70 × 122,747,881.80
  4. Step 4: Simplify right side
    152,980,969.80x = 28,167,134,997,989,652
  5. Step 5: Solve for x
    x = 28,167,134,997,989,652/152,980,969.80
  6. Step 6: Final answer
    x = 184,121,822.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.